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Light Sets the Molecular Controls of Circadian Rhythms

Light Sets the Molecular Controls of Circadian Rhythms

Summary

Light sets the circadian rhythm by eliminating a key protein needed for the molecular mechanism of the body's clock, according to scientists in the March 22 issue of Science. The findings, from fruit fly studies, may help explain light's effect on the daily cycle of sleep, mental alertness, and pain sensitivity, say scientists at the Howard Hughes Medical Institute at The Rockefeller University. Read the complete press release .